You can only have one field marked as the unique key on Solr. That's it. If you happen to have two unique values per document, that is ok. Only one of them can be the official unique key.
It's just like a primary key in a database table. You can't have two primaries. "There can only be one." - Highlaner On Sat, Aug 21, 2010 at 5:00 PM, Andy <angelf...@yahoo.com> wrote: > I'm still a bit confused. Can I define 2 "uniqueKey" fields in schema.xml? > > I want to use 2 outside apps. One define a uniqueKey that is a mix of > alphabets and numbers. Another app requires a uniqueKey of the type long. > > Obviously the 2 requirements aren't compatible. I'm trying to see if it's > possible to define 2 uniqueKeys so each app could have its own one. > > --- On Sat, 8/21/10, Lance Norskog <goks...@gmail.com> wrote: > >> From: Lance Norskog <goks...@gmail.com> >> Subject: Re: Possible to have more than 1 uniqueKey fields in a document? >> To: solr-user@lucene.apache.org >> Date: Saturday, August 21, 2010, 5:23 PM >> There can be as many as you want. Buy >> you can only specify one as "the >> uniqueKey". That is used for Distributed Search and >> deduplication. >> >> Indexing might work better if you concatenate the different >> unique >> values into one field. >> >> On Sat, Aug 21, 2010 at 3:27 AM, Andy <angelf...@yahoo.com> >> wrote: >> > Is it possible to define more than 1 uniqueKey fields >> per document in schema.xml? >> > >> > >> > >> > >> >> >> >> -- >> Lance Norskog >> goks...@gmail.com >> > > > > -- Lance Norskog goks...@gmail.com
